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// license:BSD-3-Clause
// copyright-holders: F. Ulivi
/*********************************************************************
hp9825_optrom.h
Optional ROMs for HP9825 systems
*********************************************************************/
#ifndef MAME_MACHINE_HP9825_OPTROM_H
#define MAME_MACHINE_HP9825_OPTROM_H
#pragma once
#include "machine/bankdev.h"
#include "imagedev/cartrom.h"
class hp9825_optrom_device : public device_t,
public device_rom_image_interface
{
public:
// construction/destruction
hp9825_optrom_device(machine_config const &mconfig, char const *tag, device_t *owner);
hp9825_optrom_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual ~hp9825_optrom_device();
void set_rom_limit(offs_t rom_limit) { m_rom_limit = rom_limit; }
void install_rw_handlers(address_space *space_r , address_space *space_w);
protected:
// device-level overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual void device_start() override;
// image-level overrides
virtual image_init_result call_load() override;
virtual void call_unload() override;
virtual bool is_reset_on_load() const noexcept override { return true; }
virtual const char *image_interface() const noexcept override { return "hp9825_rom"; }
virtual const char *file_extensions() const noexcept override { return "bin"; }
offs_t m_rom_limit;
unsigned m_loaded_regions;
address_space *m_space_r;
required_device<address_map_bank_device> m_bank;
};
// device type definition
DECLARE_DEVICE_TYPE(HP9825_OPTROM, hp9825_optrom_device)
#endif /* MAME_MACHINE_HP9825_OPTROM_H */
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